Tooth Tissues (oral anatomy) Flashcards
What tissue is 96% mineralized?
Enamel
What is the hardest tissue in the body?
Enamel
What is enamel produced from?
Ameloblasts from the inner enamel epithelium
What tissue is 70% mineralized?
Dentin
What is dentin produced by?
odontoblasts form the dental papilla
When is primary dentin deposited?
Before the completion of the root
When does secondary dentin develop?
After the tooth is in occlusion
What tissue is 50% mineralized?
Cementum
What is cementum produced by?
Cementoblasts located in the PDL
Where is Cementum the thinnest and the thickest?
Thinnest at the cervical portion and thickest at the apex
Where is the acellular cementum found?
At the CEJ
Where is the cellular cementum found?
At the apex
What is the vital and sensory part of the tooth?
Pulp
What is the PDL attached to the cementum with?
Sharpey’s fibers
What is the PDL composed of?
Collagen and fibroblasts